Is the distribution of incomes in the US described by a normal distribution with μ equal to the mean income?
a. Yes
b. No
c. Not enough information
Correct answer: Option (A) Yes
Given distribution of incomes in the US described by a normal distribution so mean of normal distribution is μ
That means, μ equal to the mean income in the US
Is the distribution of incomes in the US described by a normal distribution with μ equal...